题解 | #查找输入整数二进制中1的个数#
查找输入整数二进制中1的个数
https://www.nowcoder.com/practice/1b46eb4cf3fa49b9965ac3c2c1caf5ad
#include <iostream>
#include <bitset>
using namespace std;
int main() {
int num;
while (cin >> num)
{
bitset<32> bin(num);
cout << bin.count() << endl;
}
return 0;
}
